Results 111 to 120 of about 6,478 (269)

Performance of herbicides in sugarcane straw

open access: yesCiência Rural, 2015
The process of mechanical harvesting of sugarcane generates a large deposition of straw on the soil surface, providing a coverage that several studies have found important for reducing the weed population. Although such coverage reduces weed infestations,
Rosilaine Araldi   +5 more
doaj   +1 more source

Toxicity of herbicide Propanil on Oreochromis niloticus fingerlings [PDF]

open access: yes, 2010
A static bioassay method to determine the acute toxicity of the herbicide propanil to Oreochromis niloticus was investigated under Laboratory conditions for 96 hours exposure period.
Ataguba, G.A.   +3 more
core  

Field Evaluation of Herbicides on Vegetables and Small Fruits 2004 [PDF]

open access: yes, 2005
Herbicide evaluation studies on vegetables and small fruits were conducted in 2004 at the Arkansas Agricultural Experiment Station at Fayetteville, AR, in an effort to evaluate new herbicides, herbicide mixtures, and their application timings for weed ...
Ellis, Andrew T.   +3 more
core   +2 more sources

Exploring matrix effects in liquid chromatography–tandem mass spectrometry determination of pesticide residues in tropical fruits [PDF]

open access: yes, 2015
Tropical fruits are being increasingly consumed around the world because of their appreciated characteristics, particularly their high nutritional value and distinctive taste, which are different from those of traditional fruits.
Ana María Botero-Coy   +4 more
core   +2 more sources

Controle químico de arroz-vermelho na cultura do arroz irrigado Red rice chemical control in irrigated rice

open access: yesPlanta Daninha, 2007
A ocorrência de arroz-vermelho (Oryza spp.) em áreas de arroz irrigado reduz a produtividade de grãos da lavoura e a qualidade do produto colhido. Em vista disso, desenvolveu-se um experimento com o objetivo de comparar duas ferramentas para controle do ...
F.M. Santos   +5 more
doaj   +1 more source

Herbicide selectivity in alfalfa crops. [PDF]

open access: yes, 2014
201
GUSMAO, M. R.   +3 more
core  

Avaliação da seletividade inicial de herbicidas para o tomateiro por meio da análise de fluorescência da clorofila. [PDF]

open access: yes, 2018
Objetivou-se com este trabalho analisar a fluorescência da clorofila por meio da avaliação da taxa de transporte de eletrons em tomateiro como forma de avaliar a seletividade inicial de hervicidas aplicados em pré ...
CAVALIERI, J. D.   +6 more
core  

Συνθήκες βλάστησης και έλεγχος με clomazone και pendimethalin τεσσάρων ειδών βλήτου [PDF]

open access: yes, 2006
Παρατηρήσεις έκδοσης: λείπει η σελίδα 4 από το φυσικό τεκμήριο.Εξετάστηκε η βλαστική ικανότητα τεσσάρων ειδών βλήτου, τραχύ, πλαγιαστό, άσπρο και στικτό σε συγκεκριμένες και ελεγχόμενες συνθήκες βλάστησης.
Γουίβερτ, Παναγιώτα-Ασημίνα
core  

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